1 #ifndef COPPER_H_

2 #define COPPER_H_

3

4 #include "inttypes.h"

5

6 #define COPPER_MOVE(reg, data) (((uint32_t)(reg) << 16) | ((uint32_t)(data) & 0xffff))

7 #define COPPER_WAIT(x, y) \

8 (0x0001fffe | ((uint32_t)((x) + 0x81) << 16) | ((uint32_t)((y) + 0x2c) << 24))

9 #define COPPER_WAIT_OVERSCAN(x, y) \

10 (0x0001fffe | ((uint32_t)(x) << 16) | ((uint32_t)(y) << 24))

11 #define COPPER_VWAIT(s) (0x0001ff00 | ((uint32_t)((s) + 0x2c) << 24))

12 #define COPPER_VWAIT_OVERSCAN(s) \

13 (0x0001ff00 | ((uint32_t)(s) << 24))

14 #define COPPER_OVERFLOW 0xffdffffe

15 #define COPPER_END 0xfffffffe

16

17 extern uint32_t *copperlist, *copperlist_end;

18

19 enum {

20 COPPER_SINGLE = 1,

21 COPPER_DOUBLE = 2

22 };

23

24 int init_copper(int maxlist, int nlists);

25 void cleanup_copper(void);

26

27 /* enables copper DMA */

28 void enable_copper(void);

29 /* disables copper DMA */

30 void disable_copper(void);

31

32 void clear_copper(void);

33 void add_copper(uint32_t cmd);

34 void sort_copper(void); /* TODO */

35

36 void swap_copper(void);

37

38

39 #endif /* COPPER_H_ */